20" x 16" Cube Core Eggcrate Return Air Filter Grille for 1" Filter steel + Product Details Size –

+ Product Details Size – 24" x 34" or 34" x 24" is the size for the duct opening measurement only

this grille is a testament to high standard craftsmanship

As The Hot Air Will Flow Up & Out

actual front end outer dimensions are approximately 22 5/8" width X 26 5/8" height

these grilles offer both functionality and aesthetic appeal

20" x 16" Cube Core Eggcrate Return Air Filter Grille for 1" Filter steel + Product Details Size –+ Product Details Perfect Fit & Easy Sizing Designed for a 20" x 16" OR 16" x 20" duct opening (measured at the opening), with actual outer dimensions of 22. 5" W x 18. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 19. 75" x 15. 75" x 1" Premium Airflow Efficiency High performance cube core eggcrate design allows 95% airflow efficiency, reducing energy costs and maximizing HVAC system lifespan. Durable, Rust Free Aluminum